10 Pc. Hippie Mandrel Style Set. Rotary tool mandrel 1/8" Shank, Arbor 1/4” for use with Rotary Tools. Can be used with various buffing wheels, sanding discs, cut off wheels, rotary tools and dremel tools. Come loose packed. Style may vary with availability. Mandrel Head: 10mm. Known as Hippie Mandrel.